132404331 has 24 divisors (see below), whose sum is σ = 187634880. Its totient is φ = 83034864.

The previous prime is 132404329. The next prime is 132404341. The reversal of 132404331 is 133404231.

It is not a de Polignac number, because 132404331 - 2¹ = 132404329 is a prime.

It is a super-2 number, since 2×132404331² = 35061813735115122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 132404298 and 132404307.

It is not an unprimeable number, because it can be changed into a prime (132404341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 193516 + ... + 194198.

It is an arithmetic number, because the mean of its divisors is an integer number (7818120).

Almost surely, 2^132404331 is an apocalyptic number.

132404331 is a deficient number, since it is larger than the sum of its proper divisors (55230549).

132404331 is a wasteful number, since it uses less digits than its factorization.

132404331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903 (or 884 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 132404331 is about 11506.7080870247. The cubic root of 132404331 is about 509.6836831288.

Adding to 132404331 its reverse (133404231), we get a palindrome (265808562).

It can be divided in two parts, 13240 and 4331, that added together give a palindrome (17571).

The spelling of 132404331 in words is "one hundred thirty-two million, four hundred four thousand, three hundred thirty-one".